Thu. May 25, 2023 1:45 PM - 3:00 PM 303 (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG57] Catastrophic eruptions: Mechanism and impact of eruptions

convener:Satoshi Okumura(Division of Earth and Planetary Materials Science, Department of Earth Science, Graduate School of Science, Tohoku University), Fukashi Maeno(Earthquake Research Institute, University of Tokyo), Yujiro J. Suzuki(Earthquake Research Institute, The University of Tokyo), Chairperson:Satoshi Okumura(Division of Earth and Planetary Materials Science, Department of Earth Science, Graduate School of Science, Tohoku University), Yujiro J. Suzuki(Earthquake Research Institute, The University of Tokyo), Fukashi Maeno(Earthquake Research Institute, University of Tokyo)

Fri. May 26, 2023 1:45 PM - 3:15 PM Online Poster Zoom Room (6) (Online Poster)

[J] Online Poster
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG57] Catastrophic eruptions: Mechanism and impact of eruptions

convener:Satoshi Okumura(Division of Earth and Planetary Materials Science, Department of Earth Science, Graduate School of Science, Tohoku University), Fukashi Maeno(Earthquake Research Institute, University of Tokyo), Yujiro J. Suzuki(Earthquake Research Institute, The University of Tokyo)

Thu. May 25, 2023 9:00 AM - 10:30 AM 301B (International Conference Hall, Makuhari Messe)

[E] Oral
| S (Solid Earth Sciences )
| S-IT Science of the Earth's Interior & Techtonophysics

[S-IT17] TRANSPORT PROPERTIES AND PROCESSES IN THE EARTH

9:15 AM - 9:30 AM

[SIT17-02] Important role of mantle serpentinite carbonation of bending faults in the deep carbon cycle

*Yongsheng HUANG^1,2, Satoshi Okumura³, Kazuhisa Matsumoto³, Naoko Takahashi³, Hong Tang⁴, Tatsumi Tsujimori^3,5, Michihiko Nakamura³, Yuan Li^1,2 (1.Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, 2.CAS Center for Excellence in Deep Earth Science, Guangzhou 510640, China, 3.Department of Earth Science, Graduate School of Science, Tohoku University, Sendai, 980-8578, Japan, 4.South China Sea Environmental Monitoring Center, SOA, Guangzhou 510300, China., 5.Center for North Asian Studies, Tohoku University, Sendai, 980-8576, Japan)

Thu. May 25, 2023 10:45 AM - 11:45 AM 303 (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC29] Dynamics of volcanic eruptions and their physical and chemical processes

11:15 AM - 11:30 AM

[SVC29-07] Experimental constraints on the crystallization temperature and pressure during magma ascent in the Izu-Oshima 1986 sub-Plinian eruption

*Kazuhisa Matsumoto^1,2, Satoshi Okumura^1,2, Takayuki Nakatani², Toshihiro Suzuki², Akihiko Tomiya², Hidemi Ishibashi³ (1.Department of Earth Science, Graduate School of Science, Tohoku University , 2.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 3.Faculty of Science, Shizuoka Unversity)

11:30 AM - 11:45 AM

[SVC29-08] Comparison of redox states of volcanic glass and gas at Bromo volcano, Indonesia: Implications for the degassing process

*Takahiro Miwa¹, Hidemi Ishibashi², Ryunosuke KAZAHAYA³, Satoshi Okumura⁴, Masato Iguchi⁵, Genji Saito³, ATSUSHI YASUDA⁶, Nobuo Geshi³, Hiroyuki Kagi⁶ (1.National research institute for earth science and disaster resilience, 2.Shizuoka Univ, 3.AIST, 4.Tohoku Univ, 5.Kyoto Univ, 6.Univ Tokyo)

Fri. May 26, 2023 10:45 AM - 12:15 PM Online Poster Zoom Room (14) (Online Poster)

[J] Online Poster
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC29] Dynamics of volcanic eruptions and their physical and chemical processes

10:45 AM - 12:15 PM

[SVC29-P10] Petrological constraints on magma ascent processes during the 1977 eruption of Usu volcano, Japan.

*Shuhei Hotta¹, Satoshi Okumura¹, Tsuyoshi Miyamoto¹, Kiyoaki Niida² (1.National university corporation Tohoku university, 2.Geo-LAB_Mt. Apoi Samani, Hokkaido)

Fri. May 26, 2023 1:45 PM - 3:15 PM Online Poster Zoom Room (6) (Online Poster)

[J] Online Poster
| S (Solid Earth Sciences )
| S-CG Complex & General

[S-CG57] Catastrophic eruptions: Mechanism and impact of eruptions

1:45 PM - 3:15 PM

[SCG57-P02] Magma formation and water excess beneath Naruko caldera, NE Honshu

*Alexey Kotov¹, Satoshi Okumura¹, Kenji Shimizu², Masaoki Uno¹, Isoji Miyagi³, Noriyoshi Tsuchiya¹ (1.Tohoku University, , 2.Kochi Core Center, Japan Agency for Marine-Earth Science and Technology, 3.AIST )

1:45 PM - 3:15 PM

[SCG57-P03] Numerical simulation of sulfate formation through the reaction between volcanic ash and gas: Evaluation of sulfur losses from eruption clouds

*Watanabe Shifumi¹, Satoshi Okumura¹, Yujiro J. Suzuki² (1.Tohoku University, 2.Earthquake Research Institute, Tokyo University)

Satoshi Okumura

Convener, Chairperson

[S-CG57] Catastrophic eruptions: Mechanism and impact of eruptions

[S-CG57] Catastrophic eruptions: Mechanism and impact of eruptions

Speaker, Author, Co-Author

[S-IT17] TRANSPORT PROPERTIES AND PROCESSES IN THE EARTH

[SIT17-02] Important role of mantle serpentinite carbonation of bending faults in the deep carbon cycle

[S-VC29] Dynamics of volcanic eruptions and their physical and chemical processes

[SVC29-07] Experimental constraints on the crystallization temperature and pressure during magma ascent in the Izu-Oshima 1986 sub-Plinian eruption

[SVC29-08] Comparison of redox states of volcanic glass and gas at Bromo volcano, Indonesia: Implications for the degassing process

[S-VC29] Dynamics of volcanic eruptions and their physical and chemical processes

[SVC29-P10] Petrological constraints on magma ascent processes during the 1977 eruption of Usu volcano, Japan.

[S-CG57] Catastrophic eruptions: Mechanism and impact of eruptions

[SCG57-P02] Magma formation and water excess beneath Naruko caldera, NE Honshu

[SCG57-P03] Numerical simulation of sulfate formation through the reaction between volcanic ash and gas: Evaluation of sulfur losses from eruption clouds